//
// detail/scheduler_task.hpp
// ~~~~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2022 Christopher M. Kohlhoff (chris at kohlhoff dot com)
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//

#ifndef ASIO_DETAIL_SCHEDULER_TASK_HPP
#define ASIO_DETAIL_SCHEDULER_TASK_HPP

#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)

#include "asio/detail/op_queue.hpp"

#include "asio/detail/push_options.hpp"

namespace asio {
    namespace detail {

        class scheduler_operation;

// Base class for all tasks that may be run by a scheduler.
        class scheduler_task {
        public:
            // Run the task once until interrupted or events are ready to be dispatched.
            virtual void run(long usec, op_queue <scheduler_operation> &ops) = 0;

            // Interrupt the task.
            virtual void interrupt() = 0;

        protected:
            // Prevent deletion through this type.
            ~scheduler_task() {
            }
        };

    } // namespace detail
} // namespace asio

#include "asio/detail/pop_options.hpp"

#endif // ASIO_DETAIL_SCHEDULER_TASK_HPP
